tai.py (8643 lines) is now a thin facade over tai_pkg/ (33 feature modules, one class or feature per file). tai-orig.py preserves the pre-split single-file version byte for byte (sha256 verified against snapshot); import tai and ./tai.py behavior unchanged. Equivalence proof, all run on this tree immediately pre-commit: differential battery tai-orig.py vs facade 3718 checks 0 failures (surface, pure fuzz, tool dispatch, store/audit, release ops, fake-HOME install roundtrip, CLI runs); test_tai.py 261 OK; test_seal.py 16 OK; --version/--help byte-identical; dir(tai) zero removals. Fix included: opencode wire-protocol schema echo leaked into replies; opencode_parse now scans with JSONDecoder.raw_decode capped at 200 scans (13 OpencodeParseTests). Test count 261 = 237 HEAD + 8 pre-existing uncommitted ToolArgumentsTests (now committed with this change, disclosed) + 13 OpencodeParseTests + 3 EmbeddedStringsTests. Patch-target-only test migration (24 hunks), zero assertion changes. tai_pkg clean-regenerated after mid-verification tamper was found and reverted.
72 lines
2.8 KiB
Python
72 lines
2.8 KiB
Python
"""Gemini CLI backend."""
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import json
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import os
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import shutil
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from tai_pkg.clirun import Cli
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from tai_pkg.errors import BackendError
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from tai_pkg.opencode import Opencode
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__all__ = ["Gemini"]
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class Gemini:
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"""Gemini."""
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@staticmethod
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def gemini_binary():
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return os.environ.get("GEMINI_BIN") or shutil.which("gemini")
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@staticmethod
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def gemini_parse_output(stdout):
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try:
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data = json.loads(stdout or "")
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except ValueError:
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return Opencode.opencode_parse(stdout)
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if not isinstance(data, dict):
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return Opencode.opencode_parse(stdout)
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err = data.get("error")
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if err:
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raise BackendError("gemini: %s" % (json.dumps(err) if isinstance(err, dict) else str(err))[:300])
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response = data.get("response")
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if isinstance(response, str) and response.strip():
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return Opencode.opencode_parse(response)
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return Opencode.opencode_parse(stdout)
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@staticmethod
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def gemini_run(prompt, timeout):
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binary = Gemini.gemini_binary()
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if not binary:
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raise BackendError("gemini CLI not found (GEMINI_BIN or PATH)")
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base = [binary, "-p", prompt]
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variants = [
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base + ["--output-format", "json", "--approval-mode", "plan"],
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base + ["--output-format", "json"],
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base,
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]
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last_error = ""
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for argv in variants:
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done = Cli._cli_run(argv, None, timeout, "gemini")
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if done.returncode != 0 and Cli._cli_unknown_flag(done.stderr) and argv is not variants[-1]:
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last_error = (done.stderr or "").strip()[:200]
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continue
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if done.returncode != 0 and not (done.stdout or "").strip():
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blob = ((done.stderr or "") + "\n" + (done.stdout or "")).strip()
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if Cli._cli_auth_failure(blob):
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raise BackendError("gemini not authenticated (run gemini login or set GEMINI_API_KEY): %s" % blob[:200])
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hint = {42: "input error", 53: "turn limit exceeded"}.get(done.returncode, "")
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raise BackendError("gemini exit %d%s: %s" % (done.returncode, " (%s)" % hint if hint else "", blob[:300] or last_error or "no output"))
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if not (done.stdout or "").strip():
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blob = (done.stderr or "").strip()
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raise BackendError("gemini returned no output: %s" % (blob[:300] or last_error or "empty stdout"))
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return done.stdout or ""
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raise BackendError("gemini failed: %s" % (last_error or "no usable output"))
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@staticmethod
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def gemini_health():
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binary = Gemini.gemini_binary()
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if not binary:
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return "missing: gemini CLI not found"
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return Cli._cli_version_only_health(binary, "gemini")
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